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WATER-Cooled Liquid Chillers Air conditioning 30XW Options/accessories • Medium and low-temperature applications* (down to -12°C possible) • Unit supplied in two assembled parts • No disconnect switch, but with shortcircuit protection • Single power connection point • Evaporator/condenser pump electrical power/control circuit options • Service valve set • Evaporator/condenser arrangement with one pass • Condenser insulation • 21 bar evaporator and condenser • Reversed evaporator and condenser water connections • JBus, BacNet and LON gateways • Various condensing temperature options • Energy Management Module EMM • Code compliance for Switzerland and Australia • Master/slave operation • Touch Screen interface • Low noise level (-3 dB(A) compared to standard unit) • Thermal compressor insulation • Water connection kit for welded or flanged evaporator/condenser connections * Only sizes 512/562/1012/1152 Features • Twenty standard-efficiency sizes with nominal cooling capacities from 273 to 1732 kW and eleven high-efficiency sizes with nominal cooling capacities from 509 to 1756 kW. • Designed for industrial and commercial applications that require optimal performances and maximum quality. • Two versions: 30XW for air conditioning and refrigeration applications, and 30XWH for heating applications (see separate entry). • Two efficiency classes: the standard-efficiency 30XW offers an optimised balance of technical and economical aspects and superior energy efficiency; the highefficiency 30XW-P offers unequalled energy efficiency at minimised operating cost. • Exceptional full load and part load energy efficiency: Eurovent energy efficiency class “A”, EER of up to 6.15 kW/kW and ESEER of up to 8.0 kW/kW (30XW-P) • Twin-rotor screw compressors with high-efficiency motor and a variable capacity valve for exact matching of the cooling capacity to the load. • Use of R-134a refrigerant with zero ozone depletion potential. • Pro-Dialog control system. • Flooded mechanically cleanable heat exchangers. • Economizer system with electronic expansion device for increased cooling capacity (30XW-P). • Simplified electrical connections. • Units are run-tested before shipment and include a quick-test function for fast commissioning. • Leak-tight refrigerant circuit; two independent refrigerant circuits from 1000 kW upwards. • Comprehensive endurance tests. • Aquaforce offers multiple remote control, monitoring and diagnostic possibilities. \\MAINMENU\STATUS CAPB_T DEM_LIM SP CTRL_PNT EMSTOP 0 % 100 % 4.2 °C -28.9 °C dsable Circuit B Total Capacity START/STOP ENTER PRO-DIALOG+ Pro-Dialog+ operator interface 60 Touch-screen Pro-Dialog operator interface {option)